Home / 12,220,200.10-18,349,884.15-9,716,673.70

Finding the Fourth Proportional to 12,220,200.10, 18,349,884.15 and 9,716,673.70

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Solution

The fourth proportional to 12,220,200.10, 18,349,884.15 and 9,716,673.70 is: 14,590,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,220,200.10 : 18,349,884.15 = 9,716,673.70 : x
  2. Step 2: Convert to fraction form
    12,220,200.10/18,349,884.15 = 9,716,673.70/x
  3. Step 3: Cross multiply
    12,220,200.10x = 18,349,884.15 × 9,716,673.70
  4. Step 4: Simplify right side
    12,220,200.10x = 178,299,836,718,351.81
  5. Step 5: Solve for x
    x = 178,299,836,718,351.81/12,220,200.10
  6. Step 6: Final answer
    x = 14,590,582.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.